US755800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transformer.
Assignee: General Electric Co
•
Filing: 1902-09-19
•
Granted: 1904-03-29
•
Expires: 1922-09-19
Abstract
No abstract record available.
Inventors
- 👤 Louis M Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:15
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/02; H01F27/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1907-03-29 | 1907-09-28 | 1908-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-03-29 | 1911-09-28 | 1912-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-03-29 | 1915-09-28 | 1916-03-29 | $7700.00 | Window Closed / Lapsed |